[siteorigin_widget class=”thinkup_builder_headingharest”][/siteorigin_widget] We measure the concentration of radon in the air in units of picocuries per litre (pCi/L) or becquerels per cubic meter (Bq/m3). The pCi unit is used in the United States because of federal law requirements. The World Health Organization (WHO) and most other countries measure the levels of radon in becquerels. 1 […]

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